/*
 * This program is free software: you can redistribute it and/or modify it under
 * the terms of the GNU General Public License as published by the Free Software
 * Foundation, either version 3 of the License, or (at your option) any later
 * version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program. If not, see <http://www.gnu.org/licenses/>.
 */
package net.sf.l2j.gameserver.model.actor.instance;

import java.util.StringTokenizer;

import net.sf.l2j.Config;
import net.sf.l2j.gameserver.TradeController;
import net.sf.l2j.gameserver.ai.CtrlIntention;
import net.sf.l2j.gameserver.model.L2Clan;
import net.sf.l2j.gameserver.model.L2TradeList;
import net.sf.l2j.gameserver.network.serverpackets.ActionFailed;
import net.sf.l2j.gameserver.network.serverpackets.BuyList;
import net.sf.l2j.gameserver.network.serverpackets.MyTargetSelected;
import net.sf.l2j.gameserver.network.serverpackets.NpcHtmlMessage;
import net.sf.l2j.gameserver.network.serverpackets.ValidateLocation;
import net.sf.l2j.gameserver.templates.L2NpcTemplate;

public final class L2MercManagerInstance extends L2FolkInstance {
	// private static Logger _log =
	// Logger.getLogger(L2MercManagerInstance.class.getName());
	private static final int COND_ALL_FALSE = 0;
	private static final int COND_BUSY_BECAUSE_OF_SIEGE = 1;
	private static final int COND_OWNER = 2;

	public L2MercManagerInstance(int objectId, L2NpcTemplate template) {
		super(objectId, template);
	}

	@Override
	public void onAction(L2PcInstance player) {
		if (!canTarget(player))
			return;
		player.setLastFolkNPC(this);
		// Check if the L2PcInstance already target the L2NpcInstance
		if (this != player.getTarget()) {
			// Set the target of the L2PcInstance player
			player.setTarget(this);
			// Send a Server->Client packet MyTargetSelected to the L2PcInstance
			// player
			MyTargetSelected my = new MyTargetSelected(getObjectId(), 0);
			player.sendPacket(my);
			// Send a Server->Client packet ValidateLocation to correct the
			// L2NpcInstance position and heading on the client
			player.sendPacket(new ValidateLocation(this));
		} else // Calculate the distance between the L2PcInstance and the
				// L2NpcInstance
		if (!canInteract(player))
			// Notify the L2PcInstance AI with AI_INTENTION_INTERACT
			player.getAI().setIntention(CtrlIntention.AI_INTENTION_INTERACT,
					this);
		else
			showMessageWindow(player);
		// Send a Server->Client ActionFailed to the L2PcInstance in order to
		// avoid that the client wait another packet
		player.sendPacket(ActionFailed.STATIC_PACKET);
	}

	@Override
	public void onBypassFeedback(L2PcInstance player, String command) {
		if (!isInsideRadius(player, INTERACTION_DISTANCE, false, false))
			return;
		player.sendPacket(ActionFailed.STATIC_PACKET);
		int condition = validateCondition(player);
		if (condition <= COND_ALL_FALSE)
			return;
		if (condition == COND_BUSY_BECAUSE_OF_SIEGE)
			return;
		else if (condition == COND_OWNER) {
			StringTokenizer st = new StringTokenizer(command, " ");
			String actualCommand = st.nextToken(); // Get actual command
			String val = "";
			if (st.countTokens() >= 1)
				val = st.nextToken();
			if (actualCommand.equalsIgnoreCase("hire")) {
				if (val == "")
					return;
				showBuyWindow(player, Integer.parseInt(val));
				return;
			}
		}
		super.onBypassFeedback(player, command);
	}

	private void showBuyWindow(L2PcInstance player, int val) {
		player.tempInvetoryDisable();
		if (Config.DEBUG)
			_log.fine("Showing buylist");
		L2TradeList list = TradeController.getInstance().getBuyList(val);
		if (list != null && list.getNpcId().equals(String.valueOf(getNpcId()))) {
			BuyList bl = new BuyList(list, player.getAdena(), 0);
			player.sendPacket(bl);
		} else {
			_log.warning("possible client hacker: " + player.getName()
					+ " attempting to buy from GM shop! < Ban him!");
			_log.warning("buylist id:" + val);
		}
	}

	public void showMessageWindow(L2PcInstance player) {
		String filename = "data/html/mercmanager/mercmanager-no.htm";
		int condition = validateCondition(player);
		if (condition == COND_BUSY_BECAUSE_OF_SIEGE)
			filename = "data/html/mercmanager/mercmanager-busy.htm"; // Busy
		else if (condition == COND_OWNER)
			filename = "data/html/mercmanager/mercmanager.htm"; // Owner
		// message
		// window
		NpcHtmlMessage html = new NpcHtmlMessage(getObjectId());
		html.setFile(filename);
		html.replace("%objectId%", String.valueOf(getObjectId()));
		html.replace("%npcId%", String.valueOf(getNpcId()));
		html.replace("%npcname%", getName());
		player.sendPacket(html);
	}

	private int validateCondition(L2PcInstance player) {
		if (getCastle() != null && getCastle().getCastleId() > 0)
			if (player.getClan() != null)
				if (getCastle().getSiege().getIsInProgress())
					return COND_BUSY_BECAUSE_OF_SIEGE; // Busy because of siege
				else if (getCastle().getOwnerId() == player.getClanId())
					if ((player.getClanPrivileges() & L2Clan.CP_CS_MERCENARIES) == L2Clan.CP_CS_MERCENARIES)
						return COND_OWNER;
		return COND_ALL_FALSE;
	}
}